Offshore Forecast
Issued by NWS

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208
FZNT32 KNHC 212043
OFFN21

Marine Weather HF Voice Broadcast
NWS National Hurricane Center Miami, FL
443 PM EDT Thu Sep 21 2017

Marine Weather HF Voice Broadcast for the Gulf of Mexico

Seas given as significant wave height, which is the average
height of the highest 1/3 of the waves. Individual waves may be
more than twice the significant wave height.

Synopsis for the Gulf of Mexico

.SYNOPSIS...A trough over the E-Central Gulf will move W today
and lose identity tonight. A thermal trough will develop each
evening over the NW Yucatan Peninsula, move W-NW across the SW
Gulf overnight And dissipate over the SW Gulf waters by late
each morning. High pressure will prevail elsewhere through Tue.

Gulf of Mexico N of 26N W of 87W

.TONIGHT...E winds 10 to 15 kt. Seas 3 ft.
.FRI...E winds 10 kt. Seas 3 ft.
.FRI NIGHT...E winds 10 to 15 kt. Seas 3 ft.
.SAT...E winds 10 to 15 kt. Seas 3 ft.
.SAT NIGHT...E winds 10 to 15 kt. Seas 3 ft.
.SUN...E winds 10 to 15 kt. Seas 3 ft.
.SUN NIGHT...SE winds 10 kt. Seas 3 ft.
.MON...SE winds 10 kt. Seas 3 ft.
.MON NIGHT...SE winds 10 to 15 kt. Seas 3 ft.
.TUE...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...E winds 10 to 15 kt. Seas 2 ft or less, building to
3 ft after midnight.

Gulf of Mexico from 22N to 26N W of 87W

.TONIGHT...E winds 10 to 15 kt. Seas 3 ft.
.FRI...E winds less than 10 kt. Seas 3 ft.
.FRI NIGHT...E winds less than 10 kt. Seas 3 ft.
.SAT...E winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less.
.SAT NIGHT...E winds less than 10 kt. Seas 2 ft or less,
building to 3 ft after midnight.
.SUN...SE winds less than 10 kt. Seas 3 ft in the morning,
subsiding to 2 ft or less.
.SUN NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 2 ft or less, building to 3 ft after
midnight.
.MON...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE...SE winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft.

SW Gulf of Mexico S of 22N W of 87W

.TONIGHT...Within 60 nm of coast of Veracruz, E winds less than
10 kt. Elsewhere, NE winds less than 10 kt, shifting to E after
midnight. Seas 2 ft or less, building to 3 ft after midnight.
.FRI...Within 60 nm of coast of Veracruz, SE winds less than
10 kt. Elsewhere, E winds 10 to 15 kt, diminishing to less than
10 kt in the afternoon. Seas 2 ft or less.
.FRI NIGHT...Within 60 nm of coast of Veracruz, E winds less
than 10 kt. Elsewhere, NE winds less than 10 kt, increasing to
10 to 15 kt after midnight. Seas 2 ft or less, building to 3 ft
after midnight.
.SAT...Within 60 nm of coast of Veracruz, SE winds less than
10 kt. Elsewhere, E winds 10 to 15 kt, diminishing to less than
10 kt in the afternoon. Seas 3 ft in the morning, subsiding to
2 ft or less.
.SAT NIGHT...NE winds less than 10 kt, shifting to E after
midnight. Seas 2 ft or less.
.SUN...E winds 10 to 15 kt. Seas 2 ft or less.
.SUN NIGHT...E winds less than 10 kt, increasing to 10 to 15 kt
after midnight. Seas 2 ft or less, building to 3 ft after
midnight.
.MON...E winds 10 to 15 kt. Seas 3 to 4 ft.
.MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft.
.TUE...E winds 10 to 15 kt. Seas 3 to 5 ft.
.TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft.

Gulf of Mexico E of 87W

.TONIGHT...NE winds less than 10 kt. Seas 2 ft or less.
.FRI...NE winds 10 kt. Seas 2 ft or less.
.FRI NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less, building
to 3 ft after midnight.
.SAT...NE winds less than 10 kt. Seas 2 ft or less.
.SAT NIGHT...E winds 10 kt. Seas 2 ft or less, building to 3 ft
after midnight.
.SUN...E winds less than 10 kt. Seas 2 ft or less.
.SUN NIGHT...E winds less than 10 kt. Seas 2 ft or less.
.MON...SE winds less than 10 kt. Seas 2 ft or less.
.MON NIGHT...E winds less than 10 kt. Seas 2 ft or less.
.TUE...E winds less than 10 kt. Seas 2 ft or less.
.TUE NIGHT...E winds less than 10 kt. Seas 2 ft or less.



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